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- "use strict";
- var __extends = (this && this.__extends) || function (d, b) {
- for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
- function __() { this.constructor = d; }
- d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
- };
- var OuterSubscriber_1 = require('../OuterSubscriber');
- var subscribeToResult_1 = require('../util/subscribeToResult');
- /**
- * Emits the values emitted by the source Observable until a `notifier`
- * Observable emits a value.
- *
- * <span class="informal">Lets values pass until a second Observable,
- * `notifier`, emits something. Then, it completes.</span>
- *
- * <img src="./img/takeUntil.png" width="100%">
- *
- * `takeUntil` subscribes and begins mirroring the source Observable. It also
- * monitors a second Observable, `notifier` that you provide. If the `notifier`
- * emits a value or a complete notification, the output Observable stops
- * mirroring the source Observable and completes.
- *
- * @example <caption>Tick every second until the first click happens</caption>
- * var interval = Rx.Observable.interval(1000);
- * var clicks = Rx.Observable.fromEvent(document, 'click');
- * var result = interval.takeUntil(clicks);
- * result.subscribe(x => console.log(x));
- *
- * @see {@link take}
- * @see {@link takeLast}
- * @see {@link takeWhile}
- * @see {@link skip}
- *
- * @param {Observable} notifier The Observable whose first emitted value will
- * cause the output Observable of `takeUntil` to stop emitting values from the
- * source Observable.
- * @return {Observable<T>} An Observable that emits the values from the source
- * Observable until such time as `notifier` emits its first value.
- * @method takeUntil
- * @owner Observable
- */
- function takeUntil(notifier) {
- return function (source) { return source.lift(new TakeUntilOperator(notifier)); };
- }
- exports.takeUntil = takeUntil;
- var TakeUntilOperator = (function () {
- function TakeUntilOperator(notifier) {
- this.notifier = notifier;
- }
- TakeUntilOperator.prototype.call = function (subscriber, source) {
- return source.subscribe(new TakeUntilSubscriber(subscriber, this.notifier));
- };
- return TakeUntilOperator;
- }());
- /**
- * We need this JSDoc comment for affecting ESDoc.
- * @ignore
- * @extends {Ignored}
- */
- var TakeUntilSubscriber = (function (_super) {
- __extends(TakeUntilSubscriber, _super);
- function TakeUntilSubscriber(destination, notifier) {
- _super.call(this, destination);
- this.notifier = notifier;
- this.add(subscribeToResult_1.subscribeToResult(this, notifier));
- }
- TakeUntilSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
- this.complete();
- };
- TakeUntilSubscriber.prototype.notifyComplete = function () {
- // noop
- };
- return TakeUntilSubscriber;
- }(OuterSubscriber_1.OuterSubscriber));
- //# sourceMappingURL=takeUntil.js.map
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